import { Pipe, PipeTransform } from '@angular/core';

@Pipe({
  name: 'replacestr'
})
export class ReplacestrPipe implements PipeTransform {

  transform(value: any, args?: any): any {
    if(value=='单'|| value=='大' || value=='龙'){
        return true;
    }
    return false;
  }

}
